I had just finished up with installing a new SharePoint 2013 web farm with Nintex workflow and activate the web apps in SharePoint Central Admin.Also activated it in site collection and site feature but anytime i try to publish a workflow i get this error"server was unable to process request failed to publish workflow"Looked at the logs and was throwing some assembly errors.Anyway after looking through the admin section in Central Admin i found > Nintex workflow Management > Web Application ......